42. For the years 1966 to 1974, the Basic Exemption for each year is equal to 12% of the Maximum Pensionable Earnings for the year.
For the year 1975 and each subsequent year, the Basic Exemption is equal to 10% of the Maximum Pensionable Earnings for the year.
When the amount obtained under the preceding paragraphs is not a multiple of $100, the next lowest multiple of $100 shall be substituted therefor.
1965 (1st sess.), c. 24, s. 39; 1974, c. 16, s. 6.